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From "Matthias Boehm (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (SYSTEMML-2383) Runtime failure for rowIndexMin/Max on rows of NaNs
Date Tue, 12 Jun 2018 02:09:00 GMT

     [ https://issues.apache.org/jira/browse/SYSTEMML-2383?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Matthias Boehm closed SYSTEMML-2383.
------------------------------------
       Resolution: Fixed
         Assignee: Matthias Boehm
    Fix Version/s: SystemML 1.2

> Runtime failure for rowIndexMin/Max on rows of NaNs
> ---------------------------------------------------
>
>                 Key: SYSTEMML-2383
>                 URL: https://issues.apache.org/jira/browse/SYSTEMML-2383
>             Project: SystemML
>          Issue Type: Bug
>            Reporter: Matthias Boehm
>            Assignee: Matthias Boehm
>            Priority: Major
>             Fix For: SystemML 1.2
>
>
> After the recently fixed min/max behavior for inputs with NaNs (to properly produce NaN),
now more NaNs propagate in applications, revealing the following issue of {{rowIndexMax}}
and {{rowIndexMin}} over rows of all NaNs.
> {code}
> Caused by: java.lang.ArrayIndexOutOfBoundsException: -1
>         at org.apache.sysml.runtime.matrix.data.DenseBlockDRB.get(DenseBlockDRB.java:232)
>         at org.apache.sysml.runtime.matrix.data.LibMatrixAgg.d_uarimax(LibMatrixAgg.java:1908)
>         at org.apache.sysml.runtime.matrix.data.LibMatrixAgg.aggregateUnaryMatrixDense(LibMatrixAgg.java:1321)
>         at org.apache.sysml.runtime.matrix.data.LibMatrixAgg.aggregateUnaryMatrix(LibMatrixAgg.java:214)
>         at org.apache.sysml.runtime.matrix.data.MatrixBlock.aggregateUnaryOperations(MatrixBlock.java:4230)
>         at org.apache.sysml.runtime.instructions.cp.AggregateUnaryCPInstruction.processInstruction(AggregateUnaryCPInstruction.java:142)
> {code}



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